Tech specs
Compatible Software
Cisco Unified CallManager Express 4.0(2) or later
IP Address Assignment
DHCP
Lines Supported
6 lines
Network Protocols
Cisco Discovery Protocol (CDP), DNS, TFTP
Voice Codecs
G.711a, G.711u, G.729a, G.729ab
VoIP
Yes
VoIP Protocols
SCCP
Conference Call Capability
Yes
Cordless Phone Standard
IEEE 802.11b/g/a (Wi-Fi)
Dialer Location
Handset
Dialer Type
Keypad
Type
Wireless VoIP phone
Color Support
Color
Diagonal Size
2 in
Diagonal Size (metric)
5.1 cm
Display Languages
English, French, German, Japanese
Display Location
Handset
Display Resolution
176 x 220 pixels
Features
Backlit
Type
LCD display
Connector Type
Sub-mini-phone 2.5 mm
Qty
1
Type
Headset jack
Antenna Type
External
Depth
1 in
Height
5.1 in
Weight
5.1 oz
Width
2.1 in
Manufacturer
Cisco Telephony
Model
7921G
Packaged Quantity
1
Product Line
Cisco Unified Wireless IP Phone
Compliant Standards
ACA, ACA TS001, CISPR 22 Class B, CSA 22.2 No. 60950, EN 301.489.1, EN 301.489.17, EN 55022, EN 60950, EN 61000-3-2, EN 61000-3-3, EN 61000-6-1, EN50082-1, EN55024, FCC Part 15.247, FCC Part 68, ICES-003 Class B, OET 65 C, RSS-102, UL 60950, VCCI Class A ITE
Type
1 year warranty
Additional Features
Key lock, Music on hold, Push-to-talk mode, Vibration alert
Additional Functions
Call timer, Time/day stamp
Call Forwarding
Yes
Call Hold
Yes
Call Transfer
Yes
Call Waiting
Yes
Caller ID
Yes
Function Buttons
Navigator key, Redial button
Indicators
Low battery indicator, New call indicator, New message indicator, Power indicator
Lighted Keypad
Yes
Menu Operation
Yes
Ringer Control
Yes
Speakerphone
Yes
Voice Mail Capability
Yes
Volume Control
Yes